Finite Group Databasebeta

D7×C19×D21 #26014020

order11172
automorphism?
homologyAbelianization (H1) = C22×C19 · Schur multiplier (H2) = C2

Aliases

direct productD7×C19×D21
unambiguous semidirect product(C3×D7)⋊(D7×C19)
unambiguous semidirect product(C7×D7)⋊(D3×C19)

Splittings

Fitting, socle, HallC3×C72×C19 ⋊ C22
derived, HallC3×C72 ⋊ C22×C19
HallC72×C19 ⋊ C2×D3
HallC3×C19 ⋊ D72
SylowC72 ⋊ C2×D3×C19
SylowC3 ⋊ D72×C19

Subgroups

subgroupG/H
center, hypercenterC19D7×D21
commutator, cosocle, hypocenterC3×C72C22×C19
FrattiniC1G
Fitting, socleC3×C72×C19C22
LCSG ▷ C3×C72
UCSC1 ◁ C19

104 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

1140 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD7×C19×D63, C19×#64418⋊D3, D7×C19×C3⋊AGL(1,𝔽7), …
maximal normal subgroup ofD7×C19×C3⋊AGL(1,𝔽7), D7×C3⋊#11716326, D7×C3⋊#11716325, …
maximal quotient ofD7×C19×D63, C3×D7×C19×D21, C19×D212, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(11172, 282);